Mid Unit 1 Review

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Across
  1. 2. the materials available in an environment
  2. 5. a long period of time
  3. 6. An object that is crafted and/or used by humans to make life easier
  4. 9. over generations
  5. 12. The biggest continent
  6. 15. a source that was created after the time period by someone who did not witness the event
  7. 17. someone who studies the past through artifacts
  8. 18. the ocean closes to India
  9. 19. The study of places and the relationships between people and their enviorments
  10. 20. An important moment when big change occurs
Down
  1. 1. An object that is made or changed by a human, and is of historical interest
  2. 3. someone's principles or standards of behavior
  3. 4. Group that includes all humans after their split from chimpanzees
  4. 7. A source originating from the time period being studied
  5. 8. someone who is an expert of or studies history
  6. 10. The continent that we live on
  7. 11. A scientific theory that explains how a species
  8. 13. the continent where human life began
  9. 14. the ocean closes to us right now
  10. 16. When animals walk using only two feet